From: Steve on
Another grounded load and floating sense resistor. : LT1789 data
sheet shows that instrumentation amp with high output current using
transistors.

http://cds.linear.com/docs/Datasheet/1789fb.pdf

And thanks for the tip on the LM395.

On Fri, 18 Sep 2009 16:53:06 -0700 (PDT), George Herold
<ggherold(a)gmail.com> wrote:

>I like the lm395? 'npn' power
>transistor. It's got thermal shutdowns if you over drive it so it's
>hard to kill.